9KU3

Cryo-EM structure of CtpA S300A/K325A/Q329A mutant from Helicobacter pylori

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, B, C, D, E...)	Carboxyl-terminal protease	polymer	416	45987.1	6	UniProt (B5Z8Z7)	Helicobacter pylori G27
2	G, H, I, J, K... (G, H, I, J, K...)	Unidentified protein	polymer	8	635.9	6		Escherichia coli BL21(DE3)

Sequence modifications

A, B, C, D, E, F: 47 - 454 (UniProt: B5Z8Z7)

PDB	External Database	Details
Met 39	-	initiating methionine
His 40	-	expression tag
His 41	-	expression tag
His 42	-	expression tag
His 43	-	expression tag
His 44	-	expression tag
His 45	-	expression tag
Met 46	-	expression tag
Ala 300	Ser 300	engineered mutation
Ala 325	Lys 325	engineered mutation
Ala 329	Gln 329	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	279737.6
All*	Total formula weight	279737.6

*Water molecules are not included.